Horticulturalist Ron Alexander, a long-time collaborator with the Bloom program, sat down with Kathy Jentz, Publisher of Washington Gardener, to delve into biosolids for the garden this month. Click here to listen to the episode on Jentz’ podcast, Garden DC. Ron fielded a wide range of questions on the safety of biosolids, a rice conversation grounded in the latest research as well as the history of regulation in the US.

Got a question on Bloom you haven’t seen covered by Ron’s occasional “Ask the Expert” column? Reach out and we’ll consider it for a future newsletter.